Patents
US 8534028 B2: Building panels
- Granted
- 2013-09-17
- Filed
- 2011-10-11 application 13317120
- Type
- Utility · 11 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Light weight fiber-reinforced polymeric (FRP) structural building panels and panel assemblies, sized and configured for construction of wall structures. Fiber schedule, layer securement, and orientation in the panels provide enhanced properties of strength of a panel/wall per unit dimension relative to FRP layer thickness and/or mass of the panel/wall per unit dimension.
Source: PVGPATDIS, file of 2026-04-10 (ipg130917.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Composite Panel Systems LLC 19 patents | US company or organization | Eagle River, WI | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Daniel J. Wojtusik | Eagle River, WI | 6 | PVGPATDIS, file of 2026-04-10 | |
| Glenn P. Schiffmann | Eagle River, WI | 19 | PVGPATDIS, file of 2026-04-10 | |
| Gerhard P. Schiffmann | Eagle River, WI | 18 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B29C | Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-treatment of the shaped products, e.g. repairing | B29C33/44 | PVGPATDIS, file of 2026-04-10 |
| E02D | Foundations; excavations; embankments ; underground or underwater structures | E02D27/01 | PVGPATDIS, file of 2026-04-10 |
| E04B | General building constructions; walls, e.g. partitions; roofs; floors; ceilings; insulation or other protection of buildings | E04B1/0007 | PVGPATDIS, file of 2026-04-10 |
| E04C | Structural elements; building materials | E04C2/243 | PVGPATDIS, file of 2026-04-10 |
| Y10T | Technical subjects covered by former us classification | Y10T428/24994 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2012-09-05 | Assignment Assignment of assignor's interest | SCHIFFMANN, GERHARD P. signed 2012-08-15 SCHIFFMANN, GLENN P. signed 2012-08-15 WOJTUSIK, DANIEL J. signed 2012-08-15 | COMPOSITE PANEL SYSTEMS, LLC EAGLE RIVER, WI | 28897/648 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.